An intravenous (IV) injection is an injection of a medication or another substance into a vein and directly into the bloodstream. It is one of the fastest ways to get a drug into the body, often ...

The subcutaneous route allows drugs such as insulin and heparin to be absorbed slowly over a period of time. Using the correct injection technique and selecting the correct site will minimise the risk ...

Subcutaneous injections are a method of administering medication just under the skin, between the fatty tissue and muscle. It allows medication to be absorbed slowly over a longer period of time.